{"product_id":"a-o-smith-100302557-leak-sensor-harness-120v","title":"A.o. Smith 100302557 Leak Sensor Harness 120V","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe A.O. SMITH 100302557 is an OEM leak sensor harness designed for use in A.O. SMITH water heating systems. This wiring harness connects the leak detection sensor to the control system, allowing the unit to monitor for water leakage and trigger the appropriate shutdown or alert response. It is an original manufacturer component, ensuring proper fit and function within the water heater assembly. Licensed plumbers and HVAC technicians are the typical installers for this type of replacement part.\u003c\/p\u003e\u003cp\u003eThis harness is intended for residential and light commercial water heater applications where leak detection is integrated into the control system. It is used during service calls when the existing harness shows signs of damage, corrosion, or failed continuity that prevents the leak sensor circuit from operating correctly. Using an OEM part ensures the harness meets original wiring and connector specifications.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOriginal OEM component manufactured by A.O. SMITH\u003c\/li\u003e\n\u003cli\u003eDesigned for leak sensor circuit integration within the water heater control system\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement for compatible A.O. SMITH units\u003c\/li\u003e\n\u003cli\u003eMaintains original connector and wiring configuration for reliable reinstallation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style replacement harness for A.O. SMITH water heaters equipped with integrated leak detection sensor systems.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a licensed plumber or qualified HVAC technician. Before servicing, shut off power to the water heater at the breaker and allow the unit to cool if it has been in operation. Disconnect the existing harness carefully, noting connector orientation before removal. Reinstall the new harness using the original routing to avoid contact with hot surfaces or moving components.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e: 120 volts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Type\u003c\/strong\u003e: Leak Sensor Wiring Harness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Status\u003c\/strong\u003e: Original Equipment Manufacturer part\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: A.O. SMITH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 100302557\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TAILWIND","offers":[{"title":"Default Title","offer_id":51150248771890,"sku":"100302557","price":115.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/305988769.jpg?v=1778608678","url":"https:\/\/voomisupply.com\/products\/a-o-smith-100302557-leak-sensor-harness-120v","provider":"Voomi Supply","version":"1.0","type":"link"}